diff --git a/GameData/RP-1/Tree/ECM-Parts.cfg b/GameData/RP-1/Tree/ECM-Parts.cfg
index 4aad8d034fc..426cf26b6f7 100644
--- a/GameData/RP-1/Tree/ECM-Parts.cfg
+++ b/GameData/RP-1/Tree/ECM-Parts.cfg
@@ -106,6 +106,8 @@
     FuelCellArray = 10000, fuelCells
     GearFixed = 1
     GearFree = 1
+    GearLargeSpaceplane = 300,GearLarge
+    GearMediumSpaceplane = 200,GearMedium
     GearSmall = 1
     Griffon101 = 1
     Griffon88 = 1
@@ -143,6 +145,8 @@
     KAS-PortPylonPwr = KAS-PortPylon
     KAS-W2 = KAS-W1
     KAXjumpJet = B9-Engine-VA1
+    KF-ALG-Large-Spaceplane = 300,KF-ALG-Large
+    KF-ALG-Medium-Spaceplane = 150,KF-ALG-Medium
     KF-ScrewDrive = wheelsEarly
     KF-TrackInverting = wheelsEarly
     KF-TrackLong = wheelsEarly
diff --git a/GameData/RP-1/Tree/TREE-Parts.cfg b/GameData/RP-1/Tree/TREE-Parts.cfg
index 570a605c036..046bdacecc4 100644
--- a/GameData/RP-1/Tree/TREE-Parts.cfg
+++ b/GameData/RP-1/Tree/TREE-Parts.cfg
@@ -1993,6 +1993,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Stock (RO Config) mod</color></b>
 }
+@PART[GearLargeSpaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 30
+    %entryCost = 0
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Stock (RO Addition) mod</color></b>
+}
 @PART[GearMedium]:FOR[xxxRP0]
 {
     %TechRequired = highSpeedFlight
@@ -2001,6 +2009,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Stock (RO Config) mod</color></b>
 }
+@PART[GearMediumSpaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 20
+    %entryCost = 0
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Stock (RO Addition) mod</color></b>
+}
 @PART[GearSmall]:FOR[xxxRP0]
 {
     %TechRequired = unlockParts
@@ -2009,6 +2025,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Stock (RO Config) mod</color></b>
 }
+@PART[GearSmallSpaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 12
+    %entryCost = 1
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Stock (RO Addition) mod</color></b>
+}
 @PART[GooExperiment]:FOR[xxxRP0]
 {
     %TechRequired = postWarAvionics
@@ -2850,6 +2874,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
 }
+@PART[KF-ALG-Large-Spaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 30
+    %entryCost = 0
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
+}
 @PART[KF-ALG-Medium]:FOR[xxxRP0]
 {
     %TechRequired = matureSupersonic
@@ -2858,6 +2890,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
 }
+@PART[KF-ALG-Medium-Spaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 20
+    %entryCost = 0
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
+}
 @PART[KF-ALG-Small]:FOR[xxxRP0]
 {
     %TechRequired = unlockParts
@@ -2866,6 +2906,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
 }
+@PART[KF-ALG-Small-Spaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 10
+    %entryCost = 1
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
+}
 @PART[KF-ALG-SmallSide]:FOR[xxxRP0]
 {
     %TechRequired = unlockParts
@@ -2874,6 +2922,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
 }
+@PART[KF-ALG-SmallSide-Spaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 12
+    %entryCost = 1
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Kerbal Foundries 2 mod</color></b>
+}
 @PART[KF-ScrewDrive]:FOR[xxxRP0]
 {
     %TechRequired = lunarRatedHeatshields
@@ -19968,6 +20024,14 @@
     RP0conf = true
     @description ^=:$: <b><color=green>From Stock (RO Config) mod</color></b>
 }
+@PART[SmallGearBaySpaceplane]:FOR[xxxRP0]
+{
+    %TechRequired = prototypeSpaceplanes
+    %cost = 6
+    %entryCost = 1
+    RP0conf = true
+    @description ^=:$: <b><color=green>From Stock (RO Addition) mod</color></b>
+}
 @PART[SmallPointLight]:FOR[xxxRP0]
 {
     %TechRequired = unlockParts
diff --git a/Source/Tech Tree/Parts Browser/data/Kerbal_Foundries_2.json b/Source/Tech Tree/Parts Browser/data/Kerbal_Foundries_2.json
index b4c2f9c9382..82c1720c3dd 100644
--- a/Source/Tech Tree/Parts Browser/data/Kerbal_Foundries_2.json	
+++ b/Source/Tech Tree/Parts Browser/data/Kerbal_Foundries_2.json	
@@ -7,7 +7,7 @@
         "cost": 15,
         "entry_cost": 300,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "1960",
         "technology": "highSpeedFlight",
         "era": "02-SAT",
@@ -22,6 +22,29 @@
         "identical_part_name": "",
         "module_tags": []
     },
+    {
+        "name": "KF-ALG-Large-Spaceplane",
+        "title": "Adjustable Landing Gear (Large) (Spaceplane)",
+        "description": "",
+        "mod": "Kerbal Foundries 2",
+        "cost": 30,
+        "entry_cost": "0",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "era": "02-SAT",
+        "ro": true,
+        "rp0": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "300,KF-ALG-Large",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "KF-ALG-Medium",
         "title": "Adjustable Landing Gear (Medium)",
@@ -30,7 +53,7 @@
         "cost": 10,
         "entry_cost": 150,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "1952",
         "technology": "matureSupersonic",
         "era": "01-PW",
@@ -45,6 +68,29 @@
         "identical_part_name": "",
         "module_tags": []
     },
+    {
+        "name": "KF-ALG-Medium-Spaceplane",
+        "title": "Adjustable Landing Gear (Medium) (Spaceplane)",
+        "description": "",
+        "mod": "Kerbal Foundries 2",
+        "cost": 20,
+        "entry_cost": "0",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "era": "01-PW",
+        "ro": true,
+        "rp0": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "150,KF-ALG-Medium",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "KF-ALG-Small",
         "title": "Adjustable Landing Gear (Small)",
@@ -53,7 +99,7 @@
         "cost": 5,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",
@@ -68,6 +114,27 @@
         "identical_part_name": "",
         "module_tags": []
     },
+    {
+        "name": "KF-ALG-Small-Spaceplane",
+        "title": "Adjustable Landing Gear (Small) (Spaceplane)",
+        "description": "",
+        "mod": "Kerbal Foundries 2",
+        "cost": "10",
+        "entry_cost": "1",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "ro": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "KF-ALG-SmallSide",
         "title": "Adjustable Landing Gear (Small - Side)",
@@ -76,7 +143,7 @@
         "cost": 6,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",
@@ -91,6 +158,29 @@
         "identical_part_name": "",
         "module_tags": []
     },
+    {
+        "name": "KF-ALG-SmallSide-Spaceplane",
+        "title": "Adjustable Landing Gear (Small - Side) (Spaceplane)",
+        "description": "",
+        "mod": "Kerbal Foundries 2",
+        "cost": 12,
+        "entry_cost": 1,
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "era": "00-START",
+        "ro": true,
+        "rp0": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "KF-ScrewDrive",
         "title": "Screw Drive",
diff --git a/Source/Tech Tree/Parts Browser/data/Stock__RO_Addition.json b/Source/Tech Tree/Parts Browser/data/Stock__RO_Addition.json
index 674368470c0..942b1695a35 100644
--- a/Source/Tech Tree/Parts Browser/data/Stock__RO_Addition.json	
+++ b/Source/Tech Tree/Parts Browser/data/Stock__RO_Addition.json	
@@ -1,4 +1,67 @@
 [
+    {
+        "name": "GearLargeSpaceplane",
+        "title": "LY-99 Extra Large Landing Gear (Spaceplane)",
+        "description": "",
+        "mod": "Stock (RO Addition)",
+        "cost": "30",
+        "entry_cost": "0",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "ro": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "300,GearLarge",
+        "identical_part_name": "",
+        "module_tags": []
+    },
+    {
+        "name": "GearMediumSpaceplane",
+        "title": "LY-60 Large Landing Gear (Spaceplane)",
+        "description": "",
+        "mod": "Stock (RO Addition)",
+        "cost": "20",
+        "entry_cost": "0",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "ro": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "200,GearMedium",
+        "identical_part_name": "",
+        "module_tags": []
+    },
+    {
+        "name": "GearSmallSpaceplane",
+        "title": "LY-35 Medium Landing Gear (Spaceplane)",
+        "description": "",
+        "mod": "Stock (RO Addition)",
+        "cost": "12",
+        "entry_cost": "1",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
+        "ro": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "RO-E1",
         "title": "E-1",
@@ -224,6 +287,52 @@
         "identical_part_name": "Spin Motor Small",
         "module_tags": []
     },
+    {
+        "name": "RO_ServiceBay_300",
+        "title": "",
+        "description": "",
+        "mod": "Stock (RO Addition)",
+        "cost": 340,
+        "entry_cost": 6750,
+        "category": "MATERIALS",
+        "info": "Cargo",
+        "year": "1961",
+        "technology": "materialsScienceHuman",
+        "era": "03-HUMAN",
+        "ro": true,
+        "rp0": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "",
+        "identical_part_name": "",
+        "module_tags": []
+    },
+    {
+        "name": "RO_ServiceBay_300",
+        "title": "",
+        "description": "",
+        "mod": "Stock (RO Addition)",
+        "cost": 340,
+        "entry_cost": 6750,
+        "category": "MATERIALS",
+        "info": "Cargo",
+        "year": "1961",
+        "technology": "materialsScienceHuman",
+        "era": "03-HUMAN",
+        "ro": true,
+        "rp0": true,
+        "orphan": false,
+        "rp0_conf": true,
+        "spacecraft": "",
+        "engine_config": "",
+        "upgrade": false,
+        "entry_cost_mods": "",
+        "identical_part_name": "",
+        "module_tags": []
+    },
     {
         "name": "RO_boeing702",
         "title": "Boeing 702 Satellite Bus",
@@ -329,19 +438,17 @@
         ]
     },
     {
-        "name": "RO_ServiceBay_300",
-        "title": "",
+        "name": "SmallGearBaySpaceplane",
+        "title": "LY-10 Small Landing Gear (Spaceplane)",
         "description": "",
         "mod": "Stock (RO Addition)",
-        "cost": 340,
-        "entry_cost": 6750,
-        "category": "MATERIALS",
-        "info": "Cargo",
-        "year": "1961",
-        "technology": "materialsScienceHuman",
-        "era": "03-HUMAN",
+        "cost": "6",
+        "entry_cost": "1",
+        "category": "SPACEPLANES",
+        "info": "Landing Gear",
+        "year": "1965",
+        "technology": "prototypeSpaceplanes",
         "ro": true,
-        "rp0": true,
         "orphan": false,
         "rp0_conf": true,
         "spacecraft": "",
@@ -351,4 +458,4 @@
         "identical_part_name": "",
         "module_tags": []
     }
-]
+]
\ No newline at end of file
diff --git a/Source/Tech Tree/Parts Browser/data/Stock__RO_Config.json b/Source/Tech Tree/Parts Browser/data/Stock__RO_Config.json
index 6f078241587..8ae100d70d7 100644
--- a/Source/Tech Tree/Parts Browser/data/Stock__RO_Config.json	
+++ b/Source/Tech Tree/Parts Browser/data/Stock__RO_Config.json	
@@ -306,7 +306,7 @@
         "cost": 1,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",
@@ -329,7 +329,7 @@
         "cost": 2,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",
@@ -398,7 +398,7 @@
         "cost": 6,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",
@@ -3269,7 +3269,7 @@
         "cost": 3,
         "entry_cost": 1,
         "category": "FLIGHT",
-        "info": "",
+        "info": "Landing Gear",
         "year": "0",
         "technology": "unlockParts",
         "era": "00-START",